package com.lovo.service;

import com.lovo.bean.ClassBean;
import com.lovo.bean.CourseBean;

import java.util.List;

public interface ICourseService {
    List selectAll();
    CourseBean selectById(Long id);
    void add(CourseBean courseBean);
    void update(CourseBean courseBean);
    void delete(Long id);
}
